AAF International Junior Application Engineer Interview Questions and Answers

It was aptitude and technical MCQ questions round

Q1. Technical interview- regarding skills mentioned in resume and projects
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Q2. In same round hr interview was done
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Q1. Basic from your resume and about your last profile.
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Q2. Any improvement activity carried in last organization
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Q3. About sensors and plc
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Q1. Family Background About my job & Current Job Notice Period.
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Q1. Only About Root Cause Analysis Study. How to Get Phenomenon of a Defect in machine.
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Q2. Related RCA. also Ask me for Weekly check sheet.
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Q1. What kind of PLC do you have in your company?
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Q2. What kind of robot do you have
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Q3. What kind of pneumatics supplies and lart samsung using FESTO AND SMC
Ans. 
FESTO and SMC are the pneumatics supplies used by Samsung.
• FESTO and SMC are reputable brands known for their high-quality pneumatic products.

• Samsung likely uses FESTO and SMC supplies for their reliability and performance.

• These brands offer a wide range of pneumatic components such as valves, cylinders, and fittings.
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Q4. What is pick and place unit
Ans. 
A pick and place unit is a robotic system used in manufacturing to pick up components or products and place them in a specific location.
• Consists of a robotic arm with a gripper to pick up items

• Used in assembly lines for automation

• Can be programmed to pick and place items with precision

• Commonly used in industries like electronics, automotive, and packaging
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Q5. What kind of visualization and camera do you guys use
Ans. 
We use high-quality visualization software and cameras for detailed imaging.
• We use industry-standard visualization software such as AutoCAD, SolidWorks, and MATLAB for design and analysis.

• For cameras, we typically use high-resolution DSLR cameras like Canon EOS or Nikon D series for capturing detailed images.

• In some cases, we also utilize specialized cameras like thermal imaging cameras for specific applications.
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Q1. Block diagram of UPS
Ans. 
A UPS block diagram typically consists of input power, rectifier, battery, inverter, output power, and load.
• Input power from utility or generator

• Rectifier converts AC to DC

• Battery stores energy for backup power

• Inverter converts DC to AC

• Output power to connected devices

• Load consumes power from UPS
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Q2. Difference Between MOSFET / IGBT / SCR
Ans. 
MOSFET, IGBT, and SCR are all types of power semiconductor devices used for switching applications.
• MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) is a voltage-controlled device with high switching speed and efficiency.

• IGBT (Insulated Gate Bipolar Transistor) combines the advantages of MOSFET and bipolar transistor, suitable for high power applications.

• SCR (Silicon-Controlled Rectifier) is a current-controll...read more
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Q1. Why do you want to switch from parent company.
Ans. 
Seeking new challenges and growth opportunities in a different environment.
• Desire for new challenges and opportunities for growth

• Different work culture and environment

• Opportunity to learn new technologies and skills

• Possibility of career advancement

• Seeking better work-life balance
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Q2. Salary expectation?
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